San Clemente in August
6.5out of 10
Possible, with caveats
Mild: highs around 15°C. Frequent rain: about 9 rainy days.
15°CAvg high
5°CAvg low
9Rainy days (131 mm)
10:39 hDaylight
07:30Sunrise · 18:10 Sunset
Why this score
- Mild: highs around 15°C
- Frequent rain: about 9 rainy days
What to wear and pack
- Layers you can add or remove
- Rain jacket or compact umbrella
How reliable is the forecast?
Rain in August varies a lot between years (±3.8 rainy days), so check the forecast closer to your trip. Averages cover 30 years (1991–2020). Individual days can differ a lot.
Year at a glance
Weather by month
| Month | Avg high | Avg low | Rainfall | Rainy days | Humidity | Sunshine | Score |
|---|---|---|---|---|---|---|---|
| January | 28°C | 14°C | 5 mm | 1 | – | – | 9.0 |
| February | 28°C | 13°C | 8 mm | 1 | – | – | 9.0 |
| March | 25°C | 11°C | 15 mm | 2 | – | – | 8.9 |
| April | 20°C | 9°C | 54 mm | 4 | – | – | 8.3 |
| May | 16°C | 7°C | 144 mm | 8 | – | – | 6.8 |
| June | 14°C | 5°C | 221 mm | 12 | – | – | 5.5 |
| July | 13°C | 4°C | 160 mm | 10 | – | – | 6.0 |
| August | 15°C | 5°C | 131 mm | 9 | – | – | 6.5 |
| September | 17°C | 7°C | 73 mm | 7 | – | – | 7.4 |
| October | 20°C | 8°C | 47 mm | 5 | – | – | 8.1 |
| November | 24°C | 10°C | 19 mm | 2 | – | – | 8.8 |
| December | 27°C | 12°C | 17 mm | 2 | – | – | 8.9 |
Frequently asked questions
How hot is San Clemente in August?
Daytime highs average 15°C and nights about 5°C.
When is the best time to visit San Clemente?
The best months are January, February, March, December.